Key takeawaysAfter the shutdown of Coinhive in 2019, browser mining has made a comeback with new tools like CryptoTab Browser, Pi Network and YouHolder.Mining with a browser can cost more in electricity than the crypto earned, especially for users with mid-range devices.Despite being less energy-intensive than ASIC farms, browser mining still adds up in terms of cumulative power draw and puts a strain on your device’s hardware.Browser mining is evolving with the help of WebAssembly (Wasm), improving script efficiency and creating a smoother user experience.
Browser-based crypto mining sounds like a dream: Just open a webpage, let it run, and your computer starts earning crypto in the background. No bulky ASICs, no GPU farms, no long setup tutorials — just your browser doing the heavy lifting.
The idea blew up in the late 2010s with tools like Coinhive, which let website owners mine Monero (XMR) using JavaScript. At first, it seemed like